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            <div>What's New in LEF&#47;DEF 5.8</div>
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      <h1><a name="1033512">About This Manual</a></h1>
      <p><a name="1034303">This document provides information on new and changed features for version 5.8 of the Cadence</a><font color="#000000"><sup>&#174;</sup></font> Library Exchange Format (LEF) and Design Exchange Format (DEF) integrated circuit description languages.</p>
      <h2><a name="1034334">How This Document Is Organized</a></h2>
      <p><a name="1034335">This </a><font color="#000000"><em>What's New</em></font> document is organized into the following chapters:</p>
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            <td><a name="1034522">New Features</a></td>
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      <blockquote><a name="1034572">This chapter describes features that were added or changed since version 5.7 of LEF and DEF.</a></blockquote>
      <blockquote><a name="1034564">New features are those that introduce new functionality into LEF and DEF. Any enhancements made to existing statements to support a new feature are also described in this chapter. </a></blockquote>
      <h2><a name="1034567">Related Documents</a></h2>
      <p><a name="1034351">The following documents provide detailed information about LEF and DEF, and the LEF and DEF application programming interfaces.</a></p>
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            <td><a href="../defapi/defapiTOC.html" target="external_window" name="1034382"><font color="#0000ff"><u><em>DEF C&#47;C++ Programming Interface (Open Licensing Program)</em></u></font></a><font color="#000000"><em> </em></font></td>
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            <td><a href="../lefapi/lefapiTOC.html" target="external_window" name="1034383"><font color="#0000ff"><u><em>LEF C&#47;C++ Programming Interface (Open Licensing Program)</em></u></font></a><font color="#000000"><em> </em></font></td>
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            <td><a href="../lefdefref/lefdefrefTOC.html" target="external_window" name="1034402"><font color="#0000ff"><u><em>LEF&#47;DEF Language Reference</em></u></font></a><font color="#000000"><em> </em></font></td>
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            <td><a href="../defapiWN/defapiWNTOC.html" target="external_window" name="1034385"><font color="#0000ff"><u><em>What's New in DEF C&#47;C++ Programming Interface</em></u></font></a><font color="#000000"><em> </em></font></td>
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            <td><a href="../lefapiWN/lefapiWNTOC.html" target="external_window" name="1034386"><font color="#0000ff"><u><em>What's New in LEF C&#47;C++ Programming Interface</em></u></font></a><font color="#000000"><em> </em></font></td>
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      <p><a name="1034439">2&#47;6&#47;18</a></p>
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